python: add new pigeonhole API

.github/workflows/test-integration-docker.yml

@@ -9,17 +9,19 @@ on:
 jobs:
   test-integration-docker:
     runs-on: ubuntu-latest
-
+    timeout-minutes: 30
+
     steps:
       - name: Checkout thinclient repository
         uses: actions/checkout@v4
         with:
           path: thinclient
 
-      - name: Checkout katzenpost repository  
+      - name: Checkout katzenpost repository
         uses: actions/checkout@v4
         with:
           repository: katzenpost/katzenpost
+          ref: 0a80919f65b0282e97435392e9a7b20a68d3b836
           path: katzenpost
 
       - name: Set up Docker Buildx
@@ -58,17 +60,19 @@ jobs:
           cd katzenpost/docker && make start wait
 
       - name: Brief pause to ensure mixnet is fully ready
-        run: sleep 5
+        run: sleep 30
 
       - name: Run all Python tests (including channel API integration tests)
+        timeout-minutes: 30
         run: |
           cd thinclient
-          python -m pytest tests/ -vvv -s --tb=short
+          python -m pytest tests/ -vvv -s --tb=short --timeout=1200
 
       - name: Run Rust integration tests
+        timeout-minutes: 20
         run: |
           cd thinclient
-          cargo test --test '*' -- --nocapture
+          cargo test --test '*' -- --nocapture --test-threads=1
 
       - name: Stop the mixnet
         if: always()

Cargo.toml

@@ -15,6 +15,7 @@ keywords = ["katzenpost", "cryptography", "sphinx", "mixnet"]
 libc = "0.2.152"
 rand = "0.8"
 serde = { version = "1.0", features = ["derive"] }
+serde_bytes = "0.11"
 serde_json = "1.0"
 serde_cbor = "0.11"
 blake2 = "0.10"